52006696320 has 128 divisors (see below), whose sum is σ = 166042944000. Its totient is φ = 13845731328.

The previous prime is 52006696289. The next prime is 52006696321. The reversal of 52006696320 is 2369660025.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52006696321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1166601 + ... + 1210359.

It is an arithmetic number, because the mean of its divisors is an integer number (1297210500).

Almost surely, 2^52006696320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52006696320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83021472000).

52006696320 is an abundant number, since it is smaller than the sum of its proper divisors (114036247680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52006696320 is a wasteful number, since it uses less digits than its factorization.

52006696320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44400 (or 44388 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 39.

The spelling of 52006696320 in words is "fifty-two billion, six million, six hundred ninety-six thousand, three hundred twenty".